a#f01:focus, a#f01:active {background-image: url(kirche-buchholz-ansicht.jpg);}
a#f02:focus, a#f02:active {background-image: url(kirche-buchholz-mauerreste.jpg);}
a#f03:focus, a#f03:active {background-image: url(kirche-buchholz-kriegerdenkmal.jpg);}